8,502,247

13 × 654019

Starting at 8,502,247, the Collatz iteration reaches 1 after 106 steps. The first transition is 25506742; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 654019

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 9,156,280

Proper Divisor Sum 654,033

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #8502187 ← → #8502251

Radix Representation

Decimal	8502247
Binary	100000011011101111100111 (24 bits)
Octal	0o40335747
Hexadecimal	0x81BBE7

Divisor Catalog (4)

1 13 654,019 8,502,247

Collatz Trajectory (106 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

8,502,247 25,506,742 12,753,371 38,260,114 19,130,057 57,390,172 28,695,086 14,347,543 43,042,630 21,521,315 64,563,946 32,281,973 96,845,920 48,422,960 24,211,480 12,105,740 6,052,870 3,026,435 9,079,306 4,539,653 13,618,960 6,809,480 3,404,740 1,702,370 851,185 2,553,556 1,276,778 638,389 1,915,168 957,584 478,792 239,396 119,698 59,849 179,548 89,774 44,887 134,662 67,331 201,994 100,997 302,992 151,496 75,748 37,874 18,937 56,812 28,406 14,203 42,610 21,305 63,916 31,958 15,979 47,938 23,969 71,908 35,954 17,977 53,932

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